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e965c89008
The R8A7796 r1.1 reports itself as r2.0 , add quirk into the PRR code to fix this report. Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com> Cc: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com> Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
40 lines
719 B
C
40 lines
719 B
C
/*
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* arch/arm/cpu/armv7/rmobile/cpu_info-rcar.c
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*
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* Copyright (C) 2013,2014 Renesas Electronics Corporation
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#include <common.h>
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#include <asm/io.h>
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#define PRR 0xFF000044
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#define PRR_MASK 0x7fff
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#define R8A7796_REV_1_0 0x5200
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#define R8A7796_REV_1_1 0x5210
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u32 rmobile_get_cpu_type(void)
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{
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return (readl(PRR) & 0x00007F00) >> 8;
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}
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u32 rmobile_get_cpu_rev_integer(void)
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{
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const u32 prr = readl(PRR);
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if ((prr & PRR_MASK) == R8A7796_REV_1_1)
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return 1;
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else
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return ((prr & 0x000000F0) >> 4) + 1;
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}
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u32 rmobile_get_cpu_rev_fraction(void)
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{
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const u32 prr = readl(PRR);
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if ((prr & PRR_MASK) == R8A7796_REV_1_1)
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return 1;
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else
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return prr & 0x0000000F;
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}
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